Easy to UseAuto Diagnostic Tools No battery or charger. Plug in and use. Scanner quickly detects engine fault codes and clears fault codes. Even a beginner can use this device to read the fault code and know the motor problem.Save time and money. Wide Compatibility: Scanner Works with all compliant vehicles; ;Supports 6 languages including English, German, Italian, Spanish, French, Dutch.; Handy car diagnostic tool: You don't need to load mobile phone connection and APP. Directly displays the error code and the meaning of the code. This information includes values (voltage, speed, temperature, etc.) and system status information (open loop, closed loop, fuel system status, etc.). LCD Screen: The diagnostic tool fault code reader with LCD screen is graphical data well displayed on the 2.8 inch TFT LCD color screen for better user experience (128 x 64 pixels). Powered directly from your vehicle's data link port with low power consumption. The cable is long enough without being too long and getting in the way.